donkey toboggan
a donkey toboggan is when you are ------- a girl in the butt at the top of the stairs and you donkey punch her and ride her down the stairs like a toboggan
i gave that chick a donkey toboggan
donkey punch toboggan
when a man donkey punches a woman at the top of a staircase and rides her down the stairs
Marge rode Mark with her asshole but wouldn't let him have an orgasm. So Mark did a donkey punch toboggan to Marge and he came all over her at the bottom of the stairs.